package twelfth.字符编码;
// public static Properties getProperty()
public class 得到本机的编码显示 {
    public static void main(String[] args) {
        System.out.println("系统默认编码："+System.getProperty("file.encoding"));
    }
}
/*
D:\WorkSpaces\Java\jdk-21\bin\java.exe "-javaagent:D:\Software\IntelliJ IDEA\IntelliJ IDEA 2023.3.2\lib\idea_rt.jar=55658:D:\Software\IntelliJ IDEA\IntelliJ IDEA 2023.3.2\bin" -Dfile.encoding=UTF-8 -Dsun.stdout.encoding=UTF-8 -Dsun.stderr.encoding=UTF-8 -classpath D:\WorkSpaces\JavaDevelopBase_start_329\out\production\JavaDevelopBase_start_329 twelfth.字符编码.得到本机的编码显示
系统默认编码：UTF-8

Process finished with exit code 0

 */